Home / 696,343.77-960,868.44-424,312.56

Finding the Fourth Proportional to 696,343.77, 960,868.44 and 424,312.56

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Solution

The fourth proportional to 696,343.77, 960,868.44 and 424,312.56 is: 585,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,343.77 : 960,868.44 = 424,312.56 : x
  2. Step 2: Convert to fraction form
    696,343.77/960,868.44 = 424,312.56/x
  3. Step 3: Cross multiply
    696,343.77x = 960,868.44 × 424,312.56
  4. Step 4: Simplify right side
    696,343.77x = 407,708,547,599.61
  5. Step 5: Solve for x
    x = 407,708,547,599.61/696,343.77
  6. Step 6: Final answer
    x = 585,498.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.